linux-kernel - [PATCH v2 16/20] crypto: mark NEON bit sliced AES helper ciphers

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Message-ID: <2775612.Q05lyYA2td@tachyon.chronox.de>
Date:	Fri, 27 Mar 2015 23:59:18 +0100
From:	Stephan Mueller <smueller@...onox.de>
To:	'Herbert Xu <herbert@...dor.apana.org.au>
Cc:	linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 16/20] crypto: mark NEON bit sliced AES helper ciphers

Flag all NEON bit sliced AES helper ciphers as internal ciphers to
prevent them from being called by normal users.

Signed-off-by: Stephan Mueller <smueller@...onox.de>
---
 arch/arm/crypto/aesbs-glue.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/arch/arm/crypto/aesbs-glue.c b/arch/arm/crypto/aesbs-glue.c
index 15468fb..6d68529 100644
--- a/arch/arm/crypto/aesbs-glue.c
+++ b/arch/arm/crypto/aesbs-glue.c
@@ -301,7 +301,8 @@ static struct crypto_alg aesbs_algs[] = { {
 	.cra_name		= "__cbc-aes-neonbs",
 	.cra_driver_name	= "__driver-cbc-aes-neonbs",
 	.cra_priority		= 0,
-	.cra_flags		= CRYPTO_ALG_TYPE_BLKCIPHER,
+	.cra_flags		= CRYPTO_ALG_TYPE_BLKCIPHER |
+				  CRYPTO_ALG_INTERNAL,
 	.cra_blocksize		= AES_BLOCK_SIZE,
 	.cra_ctxsize		= sizeof(struct aesbs_cbc_ctx),
 	.cra_alignmask		= 7,
@@ -319,7 +320,8 @@ static struct crypto_alg aesbs_algs[] = { {
 	.cra_name		= "__ctr-aes-neonbs",
 	.cra_driver_name	= "__driver-ctr-aes-neonbs",
 	.cra_priority		= 0,
-	.cra_flags		= CRYPTO_ALG_TYPE_BLKCIPHER,
+	.cra_flags		= CRYPTO_ALG_TYPE_BLKCIPHER |
+				  CRYPTO_ALG_INTERNAL,
 	.cra_blocksize		= 1,
 	.cra_ctxsize		= sizeof(struct aesbs_ctr_ctx),
 	.cra_alignmask		= 7,
@@ -337,7 +339,8 @@ static struct crypto_alg aesbs_algs[] = { {
 	.cra_name		= "__xts-aes-neonbs",
 	.cra_driver_name	= "__driver-xts-aes-neonbs",
 	.cra_priority		= 0,
-	.cra_flags		= CRYPTO_ALG_TYPE_BLKCIPHER,
+	.cra_flags		= CRYPTO_ALG_TYPE_BLKCIPHER |
+				  CRYPTO_ALG_INTERNAL,
 	.cra_blocksize		= AES_BLOCK_SIZE,
 	.cra_ctxsize		= sizeof(struct aesbs_xts_ctx),
 	.cra_alignmask		= 7,
-- 
2.1.0


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